Our nail care pens contain Jojoba oil, coconut oil, shea butter. It can reach directly to the bottom of the nail, repair nail cracks and fragility, enhance nail hardness, and create tough and beautiful nails. It can form an invisible protective layer, effectively resist daily friction and erosion, and reduce scratches on the nail surface. The way to use it is simple: 1. Clean and dry your nails. 2. Erase the fragile parts first, then turn the pen to the left. Then apply it around the affected nail. 3. Use up to 3 times a day. The nail care pen can instantly shine with a single brush, quickly improve the appearance of nails, show the translucent effect, and highlight the personal charm.